Elite Dealer

1968 Chevrolet C20

$34,495

Vehicle Details

Make

Chevrolet

Model

C20

Year

1968

VIN

CBL02292

Body Type

Pickup Truck

Transmission

Automatic

Fuel Type

Diesel

Engine

4BT Cummins Turbo Diesel

Description

1968 Chevrolet C20 Custom Unique 1968 Chevrolet C20 combining classic original styling with a modern diesel drivetrain. The truck retains its original Saddle & Off-White paint and original wood bed, while a carefully upgraded interior and 4BT Cummins Turbo Diesel give it a distinctive blend of vintage character and modern drivability. The Cummins was rebuilt just 11,000 miles ago and is paired with a programmable 4L80E automatic transmission.

Features & Details 4BT Cummins Turbo Diesel Rebuilt 11,000 miles ago Programmable 4L80E Monster transmission with Compu-shift CS2 2WD, 3/4-ton C20 Eaton HO52 differential Original Saddle & Off-White paint Original wood bed New black Snowden bench seat Updated dash and door panels New door gaskets and floor mat Retro-style radio Vintage Air Dakota Digital gauges Power steering and power brakes Transmission cooler New fuel cell Electric cooling fan Sound-deadening insulation Chrome mirrors Ceramic-tinted windows and vent windows Tachometer Hayes brake controller 7,000-lb tow package Rear steel bumper Full-size spare Freshly powder-coated 16-inch factory steel wheels New Cooper Discoverer HT3 265/75R16 tires Seller reports 20–25 MPG highway

Classic Chevrolet C20 Buyer's Guide (1960–1987)

Full guide

Robert Halloran

Classic Trucks

1960–1987

~3 min read

Updated Apr 2026

The C20 is the three-quarter-ton workhorse that buyers overlook in favor of the C10. Heavier axles, stronger payload, and lower prices make it the serious truck buyer's choice.

This guide covers

✓ 12-point inspection checklist

✓ Common issues & what to avoid

✓ In-person inspection guide

✓ Market pricing by year & condition

✓ 5 FAQs answered

✓ History & fun facts

Read the Full C20 Buyer's Guide

Chevrolet C20 Market Overview

Based on 57 Chevrolet C20 listings currently on ClassicCarsArena.com

Listed Now

$17,264

Avg. Asking Price

1951–1986

Year Range

Price Position on Our Site — Above Average

This car: $34,495

Low: $6,495 High: $42,995

Transmission Distribution

Automatic 70% ◄

Manual 28%

Condition Distribution

Excellent 4%

Good 18%

Fair 12%

Data from ClassicCarsArena.com listings Browse all 57 listings →

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Classic Chevrolet C20 Buyer's Guide (1960–1987)

Most people shopping for a classic Chevy truck go straight to the C10 — the half-ton, the light hauler, the show truck. The C20 gets less attention, and that's exactly why it deserves yours. The three-quarter-ton platform was built for work: Dana 60 rear axle, heavier leaf springs, higher payload ratings, and a drivetrain overspecified for the loads most buyers actually put on it. Same cab, same styling generations, same engine options as the C10. The differences are entirely in the hardware underneath — and those differences are in your favor if you need a truck that can actually do truck things.

What to Check Before Buying

✓

Rear axle identification — Identify Dana 60, GM 14-bolt full-float, or a lighter swap underneath

✓

Leaf spring condition — Check for broken leaves, worn shackle bushings, and proper arch height

✓

Towing stress inspection — Inspect frame at receiver hitch area for stress cracks or distortion

✓

Transmission fluid — Check fluid color and smell — dark/burnt indicates heat stress from towing history

✓

Driveshaft U-joints — Inspect for wear and play — towing loads accelerate wear

✓

Brake system — Verify full brake function — C20 drums must work properly under load

✓

Rear axle wheel bearings — Listen for rear axle growl changing with speed — bearing wear indicator

✓

Cab mounts (Square Body) — Check cab mount bushing condition for compression and cab-to-frame movement

✓

Frame rails full length — Probe frame rails at both kick-up sections for structural rust

✓

Cab corners — Tap and inspect lower door channel area for rust behind corner panels

✓

Bed floor — Assess original steel vs. replaced panels; check under the bed for frame rust

✓

Engine cold start — Listen for bearing or valve train noise; check oil condition on dipstick

Common Issues

Same issues as C10: cab corner rust, bed floor rust, frame kick-up corrosion, deferred mechanical service. C20-specific: leaf springs that have been overloaded over years will settle and lose arch — a flat spring pack means reduced capacity and poor ride, requiring rebuild or replacement. Full-floating axle wheel bearings require periodic repacking and can fail if neglected — growl from rear axle that changes with speed is a symptom. Brake drums on heavy-use trucks wear faster. Square Body cab mount bushings compress under years of load use — worn mounts allow cab-to-frame movement.

What to Look For

Apply full C/K frame, cab corner, and bed inspection. C20 specifics: identify rear axle type (Dana 60 or GM 14-bolt preferred over 12-bolt swap). Check leaf springs for broken leaves and worn shackles. On towing trucks: inspect frame at receiver for stress cracks; check transmission fluid for dark/burnt condition; inspect U-joints for wear. Verify brake system fully functional — larger drums must be in proper condition for safe loaded operation. Check wheel bearing condition on full-float axle — outer bearings require periodic service.

Price Guide

1967–1972 C20: driver $16,000–$26,000; show $38,000–$58,000. Square Body C20 (1973–1987): driver $14,000–$24,000; show $32,000–$50,000. First gen 1960–1966: $13,000–$22,000 driver. The 10–20% C20 discount vs. C10 is consistent — a reliable feature of the market representing real value for buyers who want the stronger truck.

Did You Know?

The GM 14-bolt full-floating rear axle has been factory-fitted in various forms to trucks produced into the 2000s. The C20 designation was retired in 1987 when GM switched to the C2500 nomenclature. Heavy-duty fleet operators — moving companies, farms, contractors — routinely ran C20s to 300,000–400,000 miles with regular maintenance, a testament to the drivetrain's engineering margin.

How Does It Compare?

Head-to-head matchups for the Chevrolet C20:

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Elite Dealer

$34,495

1968 Chevrolet C20

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Model History

How the Chevrolet C20 evolved (1960–1987) — 3 generations.

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